from tkinter import*

coords = [0, 0, 10, 0, 10, 10, 20, 10, 20, 30, 10, 30, 10, 20, 0, 20, 0, 0]

print('Введите начальную координату X:')
X = int(input())
print('Введите начальную координату Y:')
Y = int(input())
print('Введите коефицент увеличения N:')
N = int(input())

root = Tk()
root.title('ИТ-марафон')
root.geometry('500x500')

canvas = Canvas(bg="white", width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)

canvas.create_polygon(coords[0] * N + X, coords[1] * N + Y,
                      coords[2] * N + X, coords[3] * N + Y,
                      coords[4] * N + X, coords[5] * N + Y,
                      coords[6] * N + X, coords[7] * N + Y,
                      coords[8] * N + X, coords[9] * N + Y,
                      coords[10] * N + X, coords[11] * N + Y,
                      coords[12] * N + X, coords[13] * N + Y,
                      coords[14] * N + X, coords[15] * N + Y,
                      coords[16] * N + X, coords[17] * N + Y)
               
                      
root.mainloop()